I believe that it relates to or involves free oxygen, if it is used in exercise- aerobic practices help improve the the efficiency of the body's cardiovascular system with absorbing and transporting oxygen.
Hope this helps
Answer:
Fracture.
Explanation:
In the index the main term to reference is fracture.
I would probably say C. economic class
Which of these should be reportable diseases to protect public health?
D. Measles
Physical health, mental health, and social health